diff options
author | Stanislaw Gruszka <sgruszka@redhat.com> | 2018-07-31 15:41:03 +0300 |
---|---|---|
committer | Kalle Valo <kvalo@codeaurora.org> | 2018-08-02 21:51:04 +0300 |
commit | 369bbecdbb2def6265c06512c44e1fbe6ad8e556 (patch) | |
tree | e2c7442d9ee603b41ba7233df54517e535ac0d7a /drivers | |
parent | 52abb142baa0f35291ac2f12b56e56fa071b95d8 (diff) | |
download | linux-369bbecdbb2def6265c06512c44e1fbe6ad8e556.tar.xz |
mt76x0: disable HW before probe
Disable HW before probe, otherwise after reboot we will fail
to initialize MCU.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/init.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h | 1 | ||||
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/usb.c | 4 |
3 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c index b65b76d80906..7cdb3e740522 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c @@ -62,7 +62,7 @@ mt76x0_set_wlan_state(struct mt76x0_dev *dev, u32 val, bool enable) dev_err(dev->mt76.dev, "Error: PLL and XTAL check failed!\n"); } -static void mt76x0_chip_onoff(struct mt76x0_dev *dev, bool enable, bool reset) +void mt76x0_chip_onoff(struct mt76x0_dev *dev, bool enable, bool reset) { u32 val; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h index 49b82a23533c..9e60fcb14687 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h @@ -288,6 +288,7 @@ struct mt76x0_dev *mt76x0_alloc_device(struct device *dev); int mt76x0_init_hardware(struct mt76x0_dev *dev); int mt76x0_register_device(struct mt76x0_dev *dev); void mt76x0_cleanup(struct mt76x0_dev *dev); +void mt76x0_chip_onoff(struct mt76x0_dev *dev, bool enable, bool reset); int mt76x0_mac_start(struct mt76x0_dev *dev); void mt76x0_mac_stop(struct mt76x0_dev *dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index 0871fdef59c3..7a635cdcbae0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -283,6 +283,10 @@ static int mt76x0_probe(struct usb_interface *usb_intf, ret = mt76x0_assign_pipes(usb_intf, dev); if (ret) goto err; + + /* Disable the HW, otherwise MCU fail to initalize on hot reboot */ + mt76x0_chip_onoff(dev, false, false); + ret = mt76x0_wait_asic_ready(dev); if (ret) goto err; |